An air pressure item used on an aircraft air conditioning system to provide a visual warning signal when a filter needs cleaning or changing.
NSN 6610-01-305-8863
NSN 5960-00-195-6435
NSN 6240-01-601-6427
NSN 6320-01-399-6177
NSN 5945-01-549-2192
NSN 6610-01-170-2905
NSN 5950-00-823-7799
NSN 5925-01-432-0149
NSN 6220-00-443-9835
NSN 5999-01-090-0664
NSN 5935-01-604-8998
NSN 5950-00-566-3185